11547542050 has 48 divisors (see below), whose sum is σ = 23472828000. Its totient is φ = 4191612800.

The previous prime is 11547542023. The next prime is 11547542089. The reversal of 11547542050 is 5024574511.

It is a junction number, because it is equal to n+sod(n) for n = 11547541997 and 11547542015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 294501 + ... + 331399.

It is an arithmetic number, because the mean of its divisors is an integer number (489017250).

Almost surely, 2^11547542050 is an apocalyptic number.

11547542050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11547542050 is an abundant number, since it is smaller than the sum of its proper divisors (11925285950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11547542050 is a wasteful number, since it uses less digits than its factorization.

11547542050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37491 (or 37486 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 34.

The spelling of 11547542050 in words is "eleven billion, five hundred forty-seven million, five hundred forty-two thousand, fifty".